function  loading(second) {
    //function closeDiv() {
    //    var node=document.createElement("div");
    //    node.className  += 'loading-div';
    //    node.innerHTML = '<div  class="spinner"></div>';
    //
    //    document.querySelector("body").appendChild(node);
    //    document.getElementById('warp').style.visibility='hidden';
    //}
    //closeDiv();
    //var showDiv =  function()
    //{
    //    document.getElementById('warp').style.visibility='visible';
    //    document.getElementsByClassName('loading-div')[0].style.visibility='hidden';
    //};
    //setTimeout(showDiv,second);
    var showDiv =  function()
    {
        var el = document.getElementById('loader-wrapper');
        document.body.removeChild(el);
    };
    setTimeout(showDiv,second);
}
